Erik Renk

Work well, plant 500 trees! We make the working world more humane and ecological, e.g. through our well documented Engagement for Climate Protection. As Book Publisher Best of HR –® with unique Book Concept and eCourses we offer over 20 years of experience in Corporate Publishing - with Clients like Samsung, Otto, Governmental Institutions. From the Top 20-Blogger Simone Janson, referenced in ARD, ZEIT, WELT, Wikipedia .

Here 500 also writes internationally renowned experts (→ Overview) - Executives, Professoren, journalists, consultants (→ become an author), They are also always found on the most important bestseller lists and put with their texts measurable Topics in media and social discourse. Edited by → Simone Janson, Author photos were provided according to Author agreement.


Erik Renk is a serial entrepreneur.

He is the founder of the Diamond Academy and of, started his first company at the age of 19. Since then, he has gained a lot of experience by founding various start-ups as well as his blog for everyone who are planning a start-up, further.-ups and buying and selling companies. He gives this through his company

Latest posts

StartUps & Finances {HR magazine}

Incidentally, setting up a business: Develop the right business concept - 2 X 4 tips

Even if you are only an entrepreneur on the side, you should still give enough thought to your business concept. Because the way you make money is ... Read more

StartUps & Finances {HR magazine}

Becoming self-employed as a part-time job: 6 tips for the right business idea

An after-work startup is the last legal adventure. And the right business model is fundamental to its success. 6 tips for taking off. Read more